Container cap



FIG. 1 is a top isometric view of a container cap showing my new design;

FIG. 2 is a fragmentary bottom isometric view;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view; and

FIG. 5 is an elevational view thereof partly in section. 

The ornamental design for a container cap, as shown and described. 